US3805547A - Refrigeration machine with liquid refrigerant cooled motor - Google Patents
Refrigeration machine with liquid refrigerant cooled motor Download PDFInfo
- Publication number
- US3805547A US3805547A US00308638A US30863872A US3805547A US 3805547 A US3805547 A US 3805547A US 00308638 A US00308638 A US 00308638A US 30863872 A US30863872 A US 30863872A US 3805547 A US3805547 A US 3805547A
- Authority
- US
- United States
- Prior art keywords
- refrigerant
- stator
- liquid
- passing
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/006—Cooling of compressor or motor
Abstract
Description
Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00308638A US3805547A (en) | 1972-11-21 | 1972-11-21 | Refrigeration machine with liquid refrigerant cooled motor |
CA176,116A CA993208A (en) | 1972-11-21 | 1973-07-10 | Refrigeration machine with liquid refrigerant cooled motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00308638A US3805547A (en) | 1972-11-21 | 1972-11-21 | Refrigeration machine with liquid refrigerant cooled motor |
Publications (1)
Publication Number | Publication Date |
---|---|
US3805547A true US3805547A (en) | 1974-04-23 |
Family
ID=23194780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US00308638A Expired - Lifetime US3805547A (en) | 1972-11-21 | 1972-11-21 | Refrigeration machine with liquid refrigerant cooled motor |
Country Status (2)
Country | Link |
---|---|
US (1) | US3805547A (en) |
CA (1) | CA993208A (en) |
Cited By (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3894815A (en) * | 1973-01-26 | 1975-07-15 | Sundstrand Corp | Bolted hermetic refrigerent gas compressor with electric motor drive |
DE2900152A1 (en) * | 1978-01-03 | 1979-07-12 | Borg Warner | COOLING SYSTEM |
US4573324A (en) * | 1985-03-04 | 1986-03-04 | American Standard Inc. | Compressor motor housing as an economizer and motor cooler in a refrigeration system |
US4606403A (en) * | 1985-01-15 | 1986-08-19 | Ebara Corporation | Apparatus and method for cleaning condenser tubes of a refrigerator |
US4669279A (en) * | 1985-03-19 | 1987-06-02 | Ebara Corporation | Motor cooling apparatus for refrigerator |
US4747276A (en) * | 1986-04-15 | 1988-05-31 | Seiko Seiki Kabushiki Kaisha | Helium compressor apparatus |
US4890461A (en) * | 1987-07-21 | 1990-01-02 | Bernard Zimmern | Hermetic or semi-hermetic refrigeration motor-compressor unit |
US5347821A (en) * | 1993-07-23 | 1994-09-20 | American Standard Inc. | Apparatus and method of oil charge loss protection for compressors |
US5431547A (en) * | 1993-10-05 | 1995-07-11 | Phoenix Refrigeration Systems, Inc. | Liquid refrigerant pump |
US5670838A (en) * | 1991-06-05 | 1997-09-23 | Unique Mobility, Inc. | Electrical machines |
US6009722A (en) * | 1997-12-26 | 2000-01-04 | Lg Electronics Inc. | Motor cooling structure for turbo |
EP1072853A1 (en) * | 1999-07-29 | 2001-01-31 | Carrier Corporation | System for removing parasitic losses in a refrigeration unit |
US6290467B1 (en) | 1999-12-03 | 2001-09-18 | American Standard International Inc. | Centrifugal impeller assembly |
US20050284173A1 (en) * | 2004-06-29 | 2005-12-29 | York International Corporation | System and method for cooling a compressor motor |
US20070194639A1 (en) * | 2006-02-21 | 2007-08-23 | Honeywell International, Inc. | High power generator with enhanced stator heat removal |
US20070212232A1 (en) * | 2004-06-29 | 2007-09-13 | Johnson Controls Technology Company | System and method for cooling a compressor motor |
US20080031735A1 (en) * | 2006-08-01 | 2008-02-07 | Yu-Lung Chen | Single-Shaft Dual-Direction Fan Assembly |
US20090158762A1 (en) * | 2007-12-20 | 2009-06-25 | Trane International Inc. | Refrigerant control of a heat-recovery chiller |
US20100164310A1 (en) * | 2008-12-30 | 2010-07-01 | Caterpillar Inc. | Liquid cooled permanent magnet rotor |
US8931304B2 (en) | 2010-07-20 | 2015-01-13 | Hamilton Sundstrand Corporation | Centrifugal compressor cooling path arrangement |
US9366238B2 (en) | 2013-03-13 | 2016-06-14 | Lockheed Martin Corporation | System and process of cooling an OTEC working fluid pump motor |
US20160177954A1 (en) * | 2013-08-26 | 2016-06-23 | Gree Electric Appliances, Inc. Of Zhuhai | Multi-stage centrifugal compressor and air conditioning unit |
WO2017160696A1 (en) | 2016-03-17 | 2017-09-21 | Daikin Applied Americas Inc. | Centrifugal compressor wherein motor coolant circulates in axial grooves between the shaft and the electric rotor |
US11022351B2 (en) | 2015-08-04 | 2021-06-01 | Carrier Corporation | Liquid sensing for refrigerant-lubricated bearings |
DE102019133241A1 (en) * | 2019-12-05 | 2021-06-10 | Efficient Energy Gmbh | SPECIAL MEASURES FOR TEMPERATURE CONTROL OF A ROTOR OF AN ELECTRIC MOTOR |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2184285A (en) * | 1938-01-29 | 1939-12-26 | Westinghouse Electric & Mfg Co | Refrigerating apparatus |
US3150277A (en) * | 1962-03-14 | 1964-09-22 | Worthington Corp | Hermetic motor cooling by liquid refrigerant |
US3217193A (en) * | 1963-03-08 | 1965-11-09 | Worthington Corp | Liquid cooled motor arrangement |
US3388559A (en) * | 1966-12-13 | 1968-06-18 | Westinghouse Electric Corp | Electric motors cooled with refrigerants |
US3645112A (en) * | 1970-07-13 | 1972-02-29 | Carrier Corp | Refrigerant cooling system for electric motor |
US3675056A (en) * | 1971-01-04 | 1972-07-04 | Gen Electric | Hermetically sealed dynamoelectric machine |
-
1972
- 1972-11-21 US US00308638A patent/US3805547A/en not_active Expired - Lifetime
-
1973
- 1973-07-10 CA CA176,116A patent/CA993208A/en not_active Expired
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2184285A (en) * | 1938-01-29 | 1939-12-26 | Westinghouse Electric & Mfg Co | Refrigerating apparatus |
US3150277A (en) * | 1962-03-14 | 1964-09-22 | Worthington Corp | Hermetic motor cooling by liquid refrigerant |
US3217193A (en) * | 1963-03-08 | 1965-11-09 | Worthington Corp | Liquid cooled motor arrangement |
US3388559A (en) * | 1966-12-13 | 1968-06-18 | Westinghouse Electric Corp | Electric motors cooled with refrigerants |
US3645112A (en) * | 1970-07-13 | 1972-02-29 | Carrier Corp | Refrigerant cooling system for electric motor |
US3675056A (en) * | 1971-01-04 | 1972-07-04 | Gen Electric | Hermetically sealed dynamoelectric machine |
Cited By (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3894815A (en) * | 1973-01-26 | 1975-07-15 | Sundstrand Corp | Bolted hermetic refrigerent gas compressor with electric motor drive |
DE2900152A1 (en) * | 1978-01-03 | 1979-07-12 | Borg Warner | COOLING SYSTEM |
FR2427725A1 (en) * | 1978-01-03 | 1979-12-28 | Borg Warner | METICALLY CLOSED HER ELECTRIC MOTOR LIQUID COOLING KIT |
US4182137A (en) * | 1978-01-03 | 1980-01-08 | Borg-Warner Corporation | Liquid cooling system for hermetically sealed electric motor |
US4606403A (en) * | 1985-01-15 | 1986-08-19 | Ebara Corporation | Apparatus and method for cleaning condenser tubes of a refrigerator |
US4573324A (en) * | 1985-03-04 | 1986-03-04 | American Standard Inc. | Compressor motor housing as an economizer and motor cooler in a refrigeration system |
FR2578313A1 (en) * | 1985-03-04 | 1986-09-05 | American Standard Inc | SCREW COMPRESSOR ASSEMBLY, ECONOMIZER COUPLING REFRIGERATION SYSTEM, AND METHOD FOR ESTABLISHING SUCH COUPLING. |
US4669279A (en) * | 1985-03-19 | 1987-06-02 | Ebara Corporation | Motor cooling apparatus for refrigerator |
US4747276A (en) * | 1986-04-15 | 1988-05-31 | Seiko Seiki Kabushiki Kaisha | Helium compressor apparatus |
US4890461A (en) * | 1987-07-21 | 1990-01-02 | Bernard Zimmern | Hermetic or semi-hermetic refrigeration motor-compressor unit |
US5670838A (en) * | 1991-06-05 | 1997-09-23 | Unique Mobility, Inc. | Electrical machines |
US5347821A (en) * | 1993-07-23 | 1994-09-20 | American Standard Inc. | Apparatus and method of oil charge loss protection for compressors |
US5431025A (en) * | 1993-07-23 | 1995-07-11 | American Standard Inc. | Apparatus and method of oil charge loss protection for compressors |
US5431547A (en) * | 1993-10-05 | 1995-07-11 | Phoenix Refrigeration Systems, Inc. | Liquid refrigerant pump |
US6009722A (en) * | 1997-12-26 | 2000-01-04 | Lg Electronics Inc. | Motor cooling structure for turbo |
EP1072853A1 (en) * | 1999-07-29 | 2001-01-31 | Carrier Corporation | System for removing parasitic losses in a refrigeration unit |
US6290467B1 (en) | 1999-12-03 | 2001-09-18 | American Standard International Inc. | Centrifugal impeller assembly |
US20020028142A1 (en) * | 1999-12-03 | 2002-03-07 | Dewhirst Randy E. | Centrifugal impeller assembly |
US8465265B2 (en) | 2004-06-29 | 2013-06-18 | Johnson Controls Technology Company | System and method for cooling a compressor motor |
US7181928B2 (en) | 2004-06-29 | 2007-02-27 | York International Corporation | System and method for cooling a compressor motor |
US20070212232A1 (en) * | 2004-06-29 | 2007-09-13 | Johnson Controls Technology Company | System and method for cooling a compressor motor |
US20050284173A1 (en) * | 2004-06-29 | 2005-12-29 | York International Corporation | System and method for cooling a compressor motor |
US8021127B2 (en) | 2004-06-29 | 2011-09-20 | Johnson Controls Technology Company | System and method for cooling a compressor motor |
US20070194639A1 (en) * | 2006-02-21 | 2007-08-23 | Honeywell International, Inc. | High power generator with enhanced stator heat removal |
US7439646B2 (en) | 2006-02-21 | 2008-10-21 | Honeywell International, Inc. | High power generator with enhanced stator heat removal |
US20080031735A1 (en) * | 2006-08-01 | 2008-02-07 | Yu-Lung Chen | Single-Shaft Dual-Direction Fan Assembly |
US20090158762A1 (en) * | 2007-12-20 | 2009-06-25 | Trane International Inc. | Refrigerant control of a heat-recovery chiller |
US8011196B2 (en) * | 2007-12-20 | 2011-09-06 | Trane International Inc. | Refrigerant control of a heat-recovery chiller |
US8296927B2 (en) | 2008-12-30 | 2012-10-30 | Caterpillar Inc. | Assembly method for liquid cooled permanent magnet rotor |
US8022582B2 (en) * | 2008-12-30 | 2011-09-20 | Caterpillar Inc. | Liquid cooled permanent magnet rotor |
US20100164310A1 (en) * | 2008-12-30 | 2010-07-01 | Caterpillar Inc. | Liquid cooled permanent magnet rotor |
US8931304B2 (en) | 2010-07-20 | 2015-01-13 | Hamilton Sundstrand Corporation | Centrifugal compressor cooling path arrangement |
US9366238B2 (en) | 2013-03-13 | 2016-06-14 | Lockheed Martin Corporation | System and process of cooling an OTEC working fluid pump motor |
US20160177954A1 (en) * | 2013-08-26 | 2016-06-23 | Gree Electric Appliances, Inc. Of Zhuhai | Multi-stage centrifugal compressor and air conditioning unit |
US11022351B2 (en) | 2015-08-04 | 2021-06-01 | Carrier Corporation | Liquid sensing for refrigerant-lubricated bearings |
WO2017160696A1 (en) | 2016-03-17 | 2017-09-21 | Daikin Applied Americas Inc. | Centrifugal compressor wherein motor coolant circulates in axial grooves between the shaft and the electric rotor |
US9822998B2 (en) | 2016-03-17 | 2017-11-21 | Daikin Applied Americas Inc. | Centrifugal compressor with motor cooling |
US10794619B2 (en) | 2016-03-17 | 2020-10-06 | Daikin Applied Americas Inc. | Compressor with motor cooling |
EP3951187A1 (en) | 2016-03-17 | 2022-02-09 | Daikin Applied Americas Inc. | Compressor wherein motor coolant circulates in axial grooves between the shaft and the electric rotor |
DE102019133241A1 (en) * | 2019-12-05 | 2021-06-10 | Efficient Energy Gmbh | SPECIAL MEASURES FOR TEMPERATURE CONTROL OF A ROTOR OF AN ELECTRIC MOTOR |
Also Published As
Publication number | Publication date |
---|---|
CA993208A (en) | 1976-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: TRANE COMPANY, THE Free format text: MERGER;ASSIGNOR:A-S CAPITAL INC. A CORP OF DE;REEL/FRAME:004334/0523 |
|
AS | Assignment |
Owner name: TRANE COMPANY THE Free format text: MERGER;ASSIGNORS:TRANE COMPANY THE, A CORP OF WI (INTO);A-S CAPITAL INC., A CORP OF DE (CHANGED TO);REEL/FRAME:004372/0370 Effective date: 19840224 Owner name: AMERICAN STANDARD INC., A CORP OF DE Free format text: MERGER;ASSIGNORS:TRANE COMPANY, THE;A-S SALEM INC., A CORP. OF DE (MERGED INTO);REEL/FRAME:004372/0349 Effective date: 19841226 |
|
AS | Assignment |
Owner name: A-S CAPITAL INC., A CORP OF DE Free format text: MERGER;ASSIGNOR:TRANE COMPANY THE A WI CORP;REEL/FRAME:004432/0765 Effective date: 19840224 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED FILE - (OLD CASE ADDED FOR FILE TRACKING PURPOSES) |
|
AS | Assignment |
Owner name: BANKERS TRUST COMPANY Free format text: SECURITY INTEREST;ASSIGNOR:AMERICAN STANDARD INC., A DE. CORP.,;REEL/FRAME:004905/0035 Effective date: 19880624 Owner name: BANKERS TRUST COMPANY, 4 ALBANY STREET, 9TH FLOOR, Free format text: SECURITY INTEREST;ASSIGNOR:TRANE AIR CONDITIONING COMPANY, A DE CORP.;REEL/FRAME:004905/0213 Effective date: 19880624 Owner name: BANKERS TRUST COMPANY, NEW YORK Free format text: SECURITY INTEREST;ASSIGNOR:TRANE AIR CONDITIONING COMPANY, A DE CORP.;REEL/FRAME:004905/0213 Effective date: 19880624 |
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AS | Assignment |
Owner name: CHEMICAL BANK, AS COLLATERAL AGENT, NEW YORK Free format text: ASSIGNMENT OF SECURITY INTEREST;ASSIGNOR:BANKERS TRUST COMPANY, AS COLLATERAL TRUSTEE;REEL/FRAME:006565/0753 Effective date: 19930601 |
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AS | Assignment |
Owner name: AMERICAN STANDARD, INC., NEW JERSEY Free format text: RELEASE OF SECURITY INTEREST (RE-RECORD TO CORRECT DUPLICATES SUBMITTED BY CUSTOMER. THE NEW SCHEDULE CHANGES THE TOTAL NUMBER OF PROPERTY NUMBERS INVOLVED FROM 1133 TO 794. THIS RELEASE OF SECURITY INTEREST WAS PREVIOUSLY RECORDED AT REEL 8869, FRAME 0001.);ASSIGNOR:CHASE MANHATTAN BANK, THE (FORMERLY KNOWN AS CHEMICAL BANK);REEL/FRAME:009123/0300 Effective date: 19970801 |
|
AS | Assignment |
Owner name: AMERICAN STANDARD, INC., NEW JERSEY Free format text: RELEASE OF SECURITY INTEREST;ASSIGNOR:CHASE MANHATTAN BANK, THE (FORMERLY KNOWN AS CHEMICAL BANK);REEL/FRAME:008869/0001 Effective date: 19970801 |